Cayenne S (9PA) V8-4.5L (2003)
CAUTION:
Danger of burns
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Exhaust system can be very hot.
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Only remove the exhaust system when it has cooled down.
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Wear protective gloves.
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Always expose oxygen sensor cable so that the cable can turn when unscrewing or screwing in the sensor.
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Do not kink cable.
NOTE: Observe precautionary measures when working with oxygen sensors.
Removing oxygen sensors behind catalytic converter - Cayenne S (M48/00)